1112222 has 8 divisors (see below), whose sum is σ = 1756200. Its totient is φ = 526824.

The previous prime is 1112201. The next prime is 1112239. The reversal of 1112222 is 2222111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a nude number because it is divisible by every one of its digits.

It is an Ulam number.

It is a plaindrome in base 10.

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14597 + ... + 14672.

It is an arithmetic number, because the mean of its divisors is an integer number (219525).

2^1112222 is an apocalyptic number.

1112222 is a deficient number, since it is larger than the sum of its proper divisors (643978).

1112222 is a wasteful number, since it uses less digits than its factorization.

1112222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29290.

The product of its digits is 16, while the sum is 11.

The square root of 1112222 is about 1054.6193626138. The cubic root of 1112222 is about 103.6089232685.

Adding to 1112222 its reverse (2222111), we get a palindrome (3334333).

It can be divided in two parts, 111 and 2222, that multiplied together give a palindrome (246642).

The spelling of 1112222 in words is "one million, one hundred twelve thousand, two hundred twenty-two".